NTE1660 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit Audio Preamplifier

NTE1660
Integrated Circuit
Audio Preamplifier
Features:
D High Open−Loop Voltage Gain: 80dB Typ
D High Input Impedance: 200kΩ Typ
D Low Noise: 0.9µV Typ (R_g = 2.4kΩ, converted into input voltage)
Absolute Maximum Ratings: (T_A = +25°C)
Supply Voltage, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V
Power Dissipation, P_T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200mW
Operating Temperature Range, T_opr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −30° to +80°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +125°C
Electrical Characteristics: (T_A = +25°C, V_CC = 9V, f = 1kHz, R_L = 5.1kΩ unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Quiescent Current
I_Q
0.8 1.3 1.7 mA
Open−Loop Voltage Gain
G_V(OL) V_out = −10dBm
75 80 − dB
Voltage Gain
G_V
− 53.5 − dB
Output Voltage
V_out THD = 1%
0.7 − − V
Total Harmonic Distortion
Input Impedance
Noise Voltage Converted into Input
THD
Z_in
V_n
V_out = 0.3%, f = 1kHz
f = 1kHz
R_g = 2.4kΩ, Note 1
− 0.25 − %
70 − − kΩ
− 0.9 2.2 µV
Note 1. Value converted into output noise voltage is 43mV Typ and 106mV Max.